Re: R: R: [Plib-devel] Possible problem in Frustum calculation (new release?)
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From: Bram S. <br...@sa...> - 2005-11-28 18:06:58
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Paolo Leoncini wrote: > Ok, at leat what about warning setFOV users anywhere in the doc that putting > e.g. (60, 45) args for a 4:3 window doesn't produce an isotropic coord > space? Ok, I updated the sg documentation in CVS, so that it now contains a warning on aspect ratios. I think some script needs to be run, to update the website from CVS, but I dont know how to do this. So I can't say when the change will show up in the webpage. The warning I've put in, reads: "When using setFOV, the application programmer should be aware that aspect ratios are not enforced, thus these ratios can deviate from the window aspect ratio. If this happens, a sphere will look like an ellipse." Bram -- Bram Stolk, VR Engineer SARA, Amsterdam. tel +31 20 592 3000 "Windows is a 32-bit extension to a 16-bit graphical shell for an 8-bit operating system originally coded for a 4-bit microprocessor by a 2-bit company that can't stand 1 bit of competition." |